The State Highway Grid Map series covers:
The scale is 1:12,000.
The grid maps are updated annually and available as PDF files. To view, print or download PDF files, you must have Adobe Reader installed on your computer.
To find a grid map:
Note: Grid maps range in file size from .5MB to 14MB.
To purchase a hard copy of a Grid Map, click here.
707 North Calvert Street
Baltimore, Maryland 21202-3601
Main Business Line – 410-545-0300
Safety Campaigns – 1-800-323-6742
For emergencies, call MDOT SHA's Statewide Operations Center at 410-582-5650.
Frequently Asked Questions
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